In the period from 20th July to 10th August 1986 and from 12th August to 28th August 1986 BGR acquired seismic lines on the continental margin off Sabah and and in the Northwestern Sulu Sea during cruise BGR86 with SV EXPLORA. The lines BGR86-29, BGR86-31, BGR86-34, BGR86-35, BGR86-36, BGR86-39, BGR86-42 and BGR86-43 consist of raw data. The lines BGR86-01, BGR86-01A, BGR86-02, BGR86-03, BGR86-04, BGR86-05, BGR86-06, BGR86-07, BGR86-08, BGR86-09, BGR86-10, BGR86-11, BGR86-12, BGR86-13, BGR86-14, BGR86-15, BGR86-16, BGR86-18, BGR86-20, BGR86-21, BGR86-22, BGR86-23, BGR86-24, BGR86-25, BGR86-26, BGR86-27, BGR86-28, BGR86-30, BGR86-32, BGR86-33, BGR86-38, BGR86-40, BGR86-41, BGR86-44, BGR86-45, BGR86-46 and BGR86-47 are migrated data.